How do EMP’s work?

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I am aware the an EMP is an Electro Magnet Pulse and that it disables electronics, but I am unaware how it messes with electronic objects.

In: Technology

3 Answers

Anonymous 0 Comments

On bicycles, there’s often a small device attached to the pedals or wheels. Everytime you pedal, it lights up a light, but there’s no battery involved. It’s because the pedal is attached to a magnet, and you spin that magnet near an electrical wire coil.

So we learn that every time a magnet, or a magnetic field, moves around a wire, there will be electricity moved inside that wire too. Moving magnetic fields generates electricity.

So an EMP just blast a huge wave of magnetic field to generate electricity in every single wire or metal component near it, which you can already guess, can cause horrible things. Electricity in the wrong place can shut down entire cities, cause explosions, trigger fatal reactions, and so on.

When planning for EMP, there is a device called a Faraday cage, which is super simple and cheap, just a simple metal box of cage, but it blocks all the electromagnetic wave that the EMP is emitting.

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